可调节的气动种植机,减少源振动,在田间播种中提供更高的精度
Jyotirmay Mahapatra1,2, Prem Shanker Tiwari2, Krishna Pratap Singh2
1Division of Agricultural Engineering, Indian Agricultural Research Institute, Pusa, New Delhi 110012, India.
Sensors (Basel, Switzerland)
|June 19, 2024
概括
精准农业得到了新的电子操作种植器的增强. 该系统使用无刷直流 (BLDC) 电机进行精确的种子计量和深度控制,提高种植效率并减少资源浪费.
科学领域:
- 农业工程 农业工程
- 精准农业技术 精准农业技术
- 农业中的机器人技术
背景情况:
- 在最大限度地减少资源投入 (种子,肥料,土地,水) 的同时增加农业产量至关重要.
- 现有的地面车轮驱动的种植机面临着滑动,振动和难以调整场地的挑战.
- 需要先进的种植系统,以高效准确地放置种子.
研究的目的:
- 开发和评估用于精密农业的电子操作种植器.
- 解决传统种植机的局限性,包括接地轮滑动和调整困难.
- 优化种子计量和深度控制,以提高种植准确度.
主要方法:
- 开发了一个电子操作的种植器,具有单独的无刷直流 (BLDC) 电机驱动的种子计量板和吸尘器.
- 实施了一种基于微控制器的控制系统,用于RPM控制的比例积分导数 (PID) 反.
- 使用基于平行图的深度控制系统 (0-100毫米) 和可调的吸气压力.
- 优化参数 (孔径大小,真空压力,前进速度) 使用用于棉花品种RCH 659的中央复合可旋转设计.
主要成果:
- 优化的实验室条件:孔径2.947毫米,真空压力3.961千帕,前进速度4.261公里/小时.
- 在实验室测试中获得了93%的料质量指数和8.01%的精度指数.
- 在优化条件下的实地测试结果显示,料质量指数为88.8%,精度指数为12.75%.
结论:
- 开发的电子操作种植器可以精确控制种子计量和种植深度.
- 该系统有效地解决了传统种植机的局限性,提高了种植效率.
- 优化的参数确保了棉花种植种子放置的高质量和精度.
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